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Specs
| Item | Hydraulic Gear Pump |
|---|---|
| Type | Two Stage |
| Input RPM | 3600 |
| GPM @ 1000 PSI | 3.8 |
| GPM @ 2000 PSI | 3.62 |
| GPM @ 250 PSI | 15.91 |
| Nominal Flow (GPM) | 16.0 |
| HP Required | 8 |
| Ports (Inlet) | 1 Tube |
| Ports (Outlet) | 1/2 NPTF |
| Shaft Dia. (In.) | 1/2 |
| Shaft Length (In.) | 1-1/2 |
| Transmission | Automatic 2 Speed |
| Displacement @ High Pressure (cubic inches/rev.) | 0.776 |
| Displacement @ Low Pressure (cubic inches/rev.) | 0.258 |
| Drive Shaft (In.) | 1/2 |
| Max. PSI 1st Stage | 600 |
| Max. PSI 2nd Stage | 2500 |
| Unloading Valve Preset Pressure (psi) | 450 |
| Mounting Flange | 4F17 |
| Rotation | Clockwise |
| Drive | Direct |
| Application | For Presses, Log Splitters, Clamping Units and Compactors |
| UNSPSC | 40151533 |
| Weight | 9.800000 |
| SKUs | 4F664 |
Description
Two Stage High/Low Gear Pump, Nominal Flow 16.0 GPM, Displacement @ High Pressure 0.776 Cubic Inches per Revolution, Displacement @ Low Pressure 0.258 Cubic Inches per Revolution, Flow @ 1000 PSI 3.8 GPM, Flow @ 2000 PSI 3.62 GPM, Flow @ 250 PSI 15.91 GPM, Inlet Port 1 Inch, Outlet Port 1/2 Inches, Input Speed 3600 RPM, Shaft Diameter 1/2 Inches, Shaft Length 1 1/2 Inches
2-Stage Hi/Low Gear Pumps
- For presses, log splitters, clamping units, and compactors. Automatic 2-speed operation. First-stage pump unloads fully at 450 psi; second stage operates up to 3000 psi. Generally, 5-HP input is required for 4F663 and 8-HP for 4F664. Clockwise rotation. 1/2" dia. x 1-1/2"L drive shaft with #404 Woodruff drive key. Motor coupling and adapter not included. Direct drive only. 5ZPL6 and 5ZPL7 have SAE "A" 5/8" keyed shaft.
